Daniel F Acworth , GA May 27, 2022 Appliance: Samsung Washer WA45K7600AW/A2-00 Samsung Washer Wa45k7600aw/A2-00: Main control board. How to replace Washer Main Pcb Assembly. Replaced with a new part from AppliancePartsPros.com Perfect OEM match. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes